| 1 | 5200-38-4 | Ethyl 2,2,3,4,4,4-hexafluorobutyrate | Ethyl 2,2,3,4,4,4-hexafluorobutyrate | C6H6F6O2 | | |
| 2 | 5200-57-7 | | Benzenemethanamine, 2-amino-4-bromo-N,N-dipropyl-, hydrochloride (1:2) | C13H22BrClN2 | | |
| 3 | 52000-32-5 | 7-mercaptoheptanoic acid | 7-mercaptoheptanoic acid | C7H14O2S | | |
| 4 | 52000-75-6 | 2,9-Dibutyl-anthra2,1,9-def:6,5,10-d'e'f'diisoquinoline-1,3,8,10-tetrone | 2,9-Dibutyl-anthra2,1,9-def:6,5,10-d'e'f'diisoquinoline-1,3,8,10-tetrone | C32H26N2O4 | | |
| 5 | 52000-77-8 | N,N'-DI(PYRID-2-YL)-PERYLENTETRACARBONIC ACID-DIAMIDE | N,N'-DI(PYRID-2-YL)-PERYLENTETRACARBONIC ACID-DIAMIDE | C34H16N4O4 | | |
| 6 | 52000-81-4 | N,N'-二苄基-苝-3,4,9,10-四羧酸 3,4:9,10-二亚胺 | N,N'-DIBENZYL-PERYLENE-TETRACARBONIC ACID, DIAMIDE | C38H22N2O4 | | |
| 7 | 52000-83-6 | 6,7-dichloro-2-(5,7-dichloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one | 6,7-dichloro-2-(5,7-dichloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one | C17H7Cl4NO2S | | |
| 8 | 52001-11-3 | 5- (N-甲基-4-吡啶基)二吡咯亚甲基碘化物 | 4-methyl(di-pyrrol-2-yl-methyl)pyridinium iodide | C15H16IN3 | | |
| 9 | 52001-83-9 | (3-ethoxy-2-oxobutraldehyde bis(N(4),N(4)-dimethylthiosemicarbazonato))copper(II) | (3-ethoxy-2-oxobutraldehyde bis(N(4),N(4)-dimethylthiosemicarbazonato))copper(II) | C10H18CuN6OS2 | | |
| 10 | 52001-91-9 | 6-CARBOXYCELLULOSE, CALCIUM SALT | 6-CARBOXYCELLULOSE, CALCIUM SALT | | | |
| 11 | 52002-03-6 | ALPHA-D-甘露聚糖 | alpha-D-Mannan | | | |
| 12 | 52002-25-2 | 52002-25-2 | 52002-25-2 | | | |
| 13 | 52002-41-2 | (2S,3S,4S,5R,6R)-3,4,5-trihydroxy-6-[2-hydroxy-2-(4-hydroxy-3-methoxy-phenyl)ethoxy]oxane-2-carboxylic acid | (2S,3S,4S,5R,6R)-3,4,5-trihydroxy-6-[2-hydroxy-2-(4-hydroxy-3-methoxy-phenyl)ethoxy]oxane-2-carboxylic acid | C15H20O10 | | |
| 14 | 52002-55-8 | 1,4-苯二甲酸与2,2'-[1,2-亚乙基双(氧基)]双[乙醇]的聚合物 | 1,4-Benzenedicarboxylic acid, polymer with 2,2'-[1,2-ethanediylbis(oxy)]bis[ethanol] | C14H20O8 | | |
| 15 | 52003-20-0 | 2-硝基噻吩-3-胺 | 2-nitrothiophen-3-amine | C4H4N2O2S | 有机原料;烃类化合物 | |
| 16 | 52003-32-4 | ethyl 3,6-dihydro-2H-pyridine-1-carboxylate | ethyl 3,6-dihydro-2H-pyridine-1-carboxylate | C8H13NO2 | | |
| 17 | 52003-37-9 | | 2,2,3-Butanetricarboxylic acid, 3-methyl-, 1,2,4-trimethyl ester | C9H14O6 | | |
| 18 | 52003-58-4 | 乳酸铵 | AMMONIUM LACTATE | C3H9NO3 | | |
| 19 | 52003-89-1 | 2-Amino-6-chlorocinnamic acid | 2-Amino-6-chlorocinnamic acid | C9H8ClNO2 | | |
| 20 | 52004-58-7 | Hexanedioic acid, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, 1,6-hexanediol and 5-isocyanato-1-(isocyanatomethyl) -1,3,3-trimethylcyclohexane | Hexanedioic acid, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, 1,6-hexanediol and 5-isocyanato-1-(isocyanatomethyl) -1,3,3-trimethylcyclohexane | C34H64N4O8 | | |
| 21 | 52005-46-6 | dichlorophthalic anhydride | dichlorophthalic anhydride | C8H2Cl2O3 | | |
| 22 | 52005-71-7 | zinc dihexyl diisobutyl bis(dithiophosphate) | zinc dihexyl diisobutyl bis(dithiophosphate) | C20H44O4P2S4Zn-2 | | |
| 23 | 52005-81-9 | diethyl(6,6,-trimethylbicyclo[3.1.1]heptane-2-methanolato)aluminium | diethyl(6,6,-trimethylbicyclo[3.1.1]heptane-2-methanolato)aluminium | C15H29AlO | | |
| 24 | 52005-98-8 | 4-(hydroxypropyl)piperidine-1-ethanol | 4-(hydroxypropyl)piperidine-1-ethanol | C10H21NO2 | | |
| 25 | 52006-45-8 | 异鲸蜡醇异硬脂酸酯 | isohexadecyl isooctadecanoate | C34H68O2 | | |
| 26 | 52006-62-9 | 1-Nitrobutane | 1-Nitrobutane | C4H9NO2 | | |
| 27 | 52006-63-0 | 3-乙基噻吩 | 3-Ethylthiophene | C6H8S | 噻吩;医药中间体 | |
| 28 | 52007-35-9 | 2-甲基-2-丙烯酸甲酯与2-丙烯酸-2-乙基己酯、2-丙烯酸-2-羟基乙酯和2-丙烯酸的聚合物 | 2-Propenoic acid, 2-methyl-, methyl ester, polymer with 2-ethylhexyl 2-propenoate, 2-hydroxyethyl 2-propenoate and 2-propenoic acid | C24H40O9 | | |
| 29 | 52007-36-0 | 2-Ethylhexyl, acrylate beta-hydroxyethyl acrylate, acrylic acid polymer | 2-Ethylhexyl, acrylate beta-hydroxyethyl acrylate, acrylic acid polymer | C19H32O7 | | |
| 30 | 52007-79-1 | polyglycerolphosphate | polyglycerolphosphate | C3H11O7P | | |
| 31 | 52007-97-3 | N-(2-苯乙基)丙-2-胺 1HCL | CHEMBRDG-BB 4024832 | C11H17N | | |
| 32 | 52008-15-8 | 2-[(E)-2-Butenyl]thiophene | 2-[(E)-2-Butenyl]thiophene | C8H10S | | |
| 33 | 52008-91-0 | 2-乙基-5-羟基苯甲酸 | 2-ethyl-5-hydroxybenzoic acid | C9H10O3 | | |
| 34 | 52008-92-1 | [1,1'-Biphenyl]-2-methanol, 4-methoxy- | [1,1'-Biphenyl]-2-methanol, 4-methoxy- | C14H14O2 | | |
| 35 | 52009-14-0 | 丙酮酸钙 | Calcium Pyruvate | C3H6CaO3 | 合成;原料;原料药;无机盐;添加剂;其他类;丙酮酸钙;有机原料;医药原料;香精香料 | 医药;食品添加剂 |
| 36 | 52009-17-3 | 衣康酸钙 | CALCIUM ITACONATE | C5H4CaO4 | | |
| 37 | 52009-25-3 | α-Chloro-N-ethylmethanesulfonamide | α-Chloro-N-ethylmethanesulfonamide | C3H8ClNO2S | | |
| 38 | 52009-44-6 | ethyl 4-toluidinocarbothioylcarbamate | ethyl 4-toluidinocarbothioylcarbamate | C11H14N2O2S | | |
| 39 | 52009-49-1 | calcium bis(phenylacetate) | calcium bis(phenylacetate) | C8H10CaO2 | | |
| 40 | 52009-50-4 | calcium phenylglyoxylate | calcium phenylglyoxylate | C16H10CaO6 | | |
| 41 | 52009-53-7 | 2-氯-3,4-二甲氧基苯甲酸 | 2-chloro-3,4-dimethoxybenzoic acid | C9H9ClO4 | 羧酸类;有机化学 | |
| 42 | 52009-54-8 | 3-ETHOXY-4-ISOPROPOXY-BENZOIC ACID | 3-ETHOXY-4-ISOPROPOXY-BENZOIC ACID | C12H16O4 | | |
| 43 | 52009-55-9 | 3-Ethoxy-4-propoxybenzoic acid | 3-Ethoxy-4-propoxybenzoic acid | C12H16O4 | | |
| 44 | 52009-57-1 | 4-(苄氧基)-3-乙氧基-苯甲酸 | 4-BENZYLOXY-3-ETHOXY-BENZOIC ACID | C16H16O4 | | |
| 45 | 52009-64-0 | 3,8-二氨基-6-苯基菲啶 | 3,8-Diamino-6-Phenylphenanthridine | C19H15N3 | | |
| 46 | 52009-70-8 | 3,6-Diamino-10-(2-propenyl)acridinium | 3,6-Diamino-10-(2-propenyl)acridinium | | | |